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techwell TW8800 原理图


Composit Input S-Video Input

TW88
Flat Panel Interface

TFT LCD
VGA (640x480) SVGA (800x600) XGA (1024x768) SXGA (1280x1024)
FET SW

TV TUNER

/>
LVDS (DS90C385)
I2C Pannel Power Control

VGA Input DDC

RGB ADC (AD9884)
I2C ADRS:98h

I2C

Digital RGB In FET SW

CCFT Driver

3.3V/5V

5V/12V
Ir Receiver

Component (YPbPr) Input

DTV ADC (AD9883)
I2C ADRS:9Ah

Digital DTV In I2C
I2C ADRS:88h

EEPROM (24C16)

W78E516
I2C ADRS:A0h

I2C

I2C

Serial (Debug port)

TV IF PC Sound Input Video sound Input

I2C

+3.3V

MSP34x5G
I2C ADRS:80h

Audio Amp.

Adaptor (12V 3A)

Power Supply

Analog +3.3V +5V +12V

Techwell Inc,.
Title

631 River Oaks Parkway San Jose CA, 95134

TW88 TV/Monitor Board
Document Number Rev Sheet

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Size B Date:

BLOCK DIAGRAM
Tuesday, June 18, 2002

1.1

1

of

10

VCC3AD DDCVCC5

L1 FB L0805 C1 + C2 100nF C3 100nF C4 100nF C5 100nF C6 100nF C7 100nF C8 100nF C9 100nF C10 100nF

DR0[7..0] AD1VD U1 4 8 10 11 16 18 19 23 25 124 128 54 64 74 84 94 104 114 120 33 34 43 48 50 C32 3 D2 2 BAS70-04 SOT23 VCC5 R6 75 100nF C33 47nF 45 126 127 7 15 14 22 VGAHS 3 D3 2 BAS70-04 SOT23 TP3 VCC5 R7 75 3,4 3,4 PLLPDEN PLLCLMP R143 10K R10 150 C35 47nF VCC5 2 BAS70-04 SOT23 3,6 #AD_PW R15 75 11 U41E 10 74LVX14 SO14 3,4,6,7,8 3,4,6,7,8 SDAT SCLK R11 150 R8 0 3 D4 U41F 13 12 74LVX14 SO14 6 5 9 12 13 17 20 21 24 26 35 39 42 47 49 51 52 53 63 73 83 93 103 113 119 121 122 123 44 27 29 30 31 32 125 CKEXT CKINV SDA SCL A0 A1 PWRDN GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND AD9884 MQFP128 40 41 28 VD VD VD VD VD VD VD VD VD VD VD VDD VDD VDD VDD VDD VDD VDD VDD PVD PVD PVD PVD PVD FILT REFOUT REFIN RAIN GAIN SOGIN BAIN HSYNC COAST CLAMP DRA0 DRA1 DRA2 DRA3 DRA4 DRA5 DRA6 DRA7 DRB0 DRB1 DRB2 DRB3 DRB4 DRB5 DRB6 DRB7 DGA0 DGA1 DGA2 DGA3 DGA4 DGA5 DGA6 DGA7 DGB0 DGB1 DGB2 DGB3 DGB4 DGB5 DGB6 DGB7 DBA0 DBA1 DBA2 DBA3 DBA4 DBA5 DBA6 DBA7 DBB0 DBB1 DBB2 DBB3 DBB4 DBB5 DBB6 DBB7 DATACK DATACK HSOUT SOGOUT 112 111 110 109 108 107 106 105 102 101 100 99 98 97 96 95 92 91 90 89 88 87 86 85 82 81 80 79 78 77 76 75 72 71 70 69 68 67 66 65 62 61 60 59 58 57 56 55 115 116 117 118 SOGOUT ADRA0 ADRA1 ADRA2 ADRA3 ADRA4 ADRA5 ADRA6 ADRA7 ADRB0 ADRB1 ADRB2 ADRB3 ADRB4 ADRB5 ADRB6 ADRB7 ADGA0 ADGA1 ADGA2 ADGA3 ADGA4 ADGA5 ADGA6 ADGA7 ADGB0 ADGB1 ADGB2 ADGB3 ADGB4 ADGB5 ADGB6 ADGB7 ADBA0 ADBA1 ADBA2 ADBA3 ADBA4 ADBA5 ADBA6 ADBA7 ADBB0 ADBB1 ADBB2 ADBB3 ADBB4 ADBB5 ADBB6 ADBB7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 R19 33 DIGCLK 4 TP4 DIGHS 4 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 DR00 DR01 DR02 DR03 DR04 DR05 DR06 DR07 DR10 DR11 DR12 DR13 DR14 DR15 DR16 DR17 DG00 DG01 DG02 DG03 DG04 DG05 DG06 DG07 DG10 DG11 DG12 DG13 DG14 DG15 DG16 DG17 DB00 DB01 DB02 DB03 DB04 DB05 DB06 DB07 DB10 DB11 DB12 DB13 DB14 DB15 DB16 DB17 RP1 RSIP-4 33 RP2 RSIP-4 33

DR0[7..0] 4

C13 R141 10K AVS DDC_SCL DDC_SDA R142 10K U2 7 6 5 VCLK SCL SDA 8 100nF 1 2 3 10uF/6.3V CT1206 VCC3 L2 FB L0805

VCC

GND

NC NC NC

DR1[7..0] 4 RP3 RSIP-4 33 RP4 RSIP-4 33 DG0[7..0] 4 RP5 RSIP-4 33 RP6 RSIP-4 33 DG1[7..0] 4 RP7 RSIP-4 33 RP8 RSIP-4 33 DB0[7..0] 4 RP9 RSIP-4 33 RP10 RSIP-4 33 DB1[7..0] 4 RP11 RSIP-4 33 RP12 RSIP-4 33

AD1VDD C14 10uF/6.3V CT1206 VCC3AD L3 FB L0805 AD1PVD + C24 100nF C25 100nF C26 100nF C217 100nF C30 3.9nF TP1 L4 RED ELKE220FA EMI(3218) 1 TP-T C31 47nF C29 39nF R1 3.3K + C15 100nF C16 100nF C17 100nF C18 100nF C19 100nF C20 100nF C21 100nF C22 100nF

AT24C21 DIP8

4

DDCVCC5 3 R2 R R3 R

2

C23 10uF/6.3V CT1206 D1 BAS70-04 SOT23

R4 R

R5 R R0603 CN1 11

1

DDC_SDA HSYNC VSYNC DDC_SCL

12 13 14 15

1 6 2 7 3 8 4 9 5 10 CON-VGA-15P CON-VGA-15P

TP2 L5 GREEN ELKE220FA EMI(3218) 1 TP-T C34 1nF

L6

BLUE ELKE220FA EMI(3218) 1

TP-T

TP6 TP-T L8 ELKE103FA EMI(3218) 1 BAS70-04 SOT23 TP5 TP-T L7 ELKE103FA EMI(3218) VCC3 C11 100nF VCC3 1 C27 100nF

R24 100 AVS 5

U41C 6 74LVX14 SO14

9

U41D 8 74LVX14 SO14

12

U4D 11 13

DIGVS

DIGVS 4

AD1VD

3

D8 2

VCC5

C293 100pF

74LCX125 SO14 U4A 74LCX125 SO14 3 1 R18 10K R23 R17 0 10K U4B 74LCX125 SO14 6 R145 0 R144 10K

VCC3 2

R20 100 AHS 1

U41A 2 74LVX14 SO14

3

U41B 4 74LVX14 SO14

8

/SOG 5

4

VGAHS

VGAHS 4 I2C ADRS:98h

3

D7 2

VCC5

C294 100pF

/SOG U4C 74LCX125 SO14 8

BAS70-04 SOT23

10

NC NC NC NC NC NC NC

1 2 3 36 37 38 46 Title Size B

Techwell Inc,.
TW88 TV/Monitor Board
Document Number

631 River Oaks Parkway San Jose CA, 95134

SOGOUT

9

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Rev Sheet

Analog VGA Input(AD9884)
Wednesday, June 19, 2002

1.1

Date:

2

of

10

VCC3AD L11 FB L0805 AD2VD C54 10uF/6.3V CT1206 VCC3 L12 FB L0805 AD2VDD C66 10uF/6.3V CT1206 VCC3AD L13 FB L0805 C75 10uF/6.3V CT1206 + + C67 100nF C68 100nF C69 100nF C72 100nF 11 22 23 69 78 79 R27 3.3K 34 35 33 58 C211 100nF C84 C86 4,6 DTVY DTVY C85 C87 1nF 47nF R146 0 47nF 47nF 37 + C56 100nF C57 100nF C58 100nF C59 100nF C60 100nF C61 100nF C62 100nF C63 100nF C64 100nF 26 27 39 42 45 46 51 52 59 62

DTVD[23..0] U7 VD VD VD VD VD VD VD VD VD VD VDD VDD VDD VDD VDD VDD PVD PVD FILT REF_BYPASS MIDSCV RED0 RED1 RED2 RED3 RED4 RED5 RED6 RED7 GREEN0 GREEN1 GREEN2 GREEN3 GREEN4 GREEN5 GREEN6 GREEN7 BLUE0 BLUE1 BLUE2 BLUE3 BLUE4 BLUE5 BLUE6 BLUE7 77 76 75 74 73 72 71 70 9 8 7 6 5 4 3 2 19 18 17 16 15 14 13 12 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 2 4 6 8 DTVD8 DTVD9 DTVD10 DTVD11 DTVD12 DTVD13 DTVD14 DTVD15 DTVD16 DTVD17 DTVD18 DTVD19 DTVD20 DTVD21 DTVD22 DTVD23 DTVD0 DTVD1 DTVD2 DTVD3 DTVD4 DTVD5 DTVD6 DTVD7 RP27 RSIP-4 33 RN40603 RP28 RSIP-4 33 RN40603 RP25 RSIP-4 33 RN40603 RP26 RSIP-4 33 RN40603 RP29 RSIP-4 33 RN40603 RP30 RSIP-4 33 RN40603

4

Cb[0..7]

Y[0..7]

AD2PVD C76 100nF C77 C82 100nF 3.9nF 39nF C83 100nF C81

Cr[0..7]

Pb Y

4,6

DTVPB

DTVPB

54 48 49 43 29 30 31 38 57 56 55 1 10 20 21 24 25 28 32 36 40 41 44 47 50 53 60 61 63 68 80

RAIN GAIN SOGIN BAIN COAST HSYNC VSYNC CLAMP SDA SCL A0 GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND AD9883 QFP80-1

Pr

4,6

DTVPR

DTVPR

2,4 2,4

PLLPDEN PLLCLMP SDAT SCLK

R41 DATACK HSOUT VSOUT SOGOUT 67 66 64 65

33 DTVCLK DTVHS DTVVS TP34 4 4 4

R147 0 R32 0

2,4,6,7,8 2,4,6,7,8

R33

0

AD2VD R39 10K I2C ADRS:9Ah R40 R

Techwell Inc,.
Title

631 River Oaks Parkway San Jose CA, 95134

TW88 LCD TV/Monitor Board DTV input (AD9883)
Tuesday, June 18, 2002 Sheet Document Number Rev

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Size B Date:

1.1

3

of

10

C119 6 CVBS 100nF R59 75 A 6 S-LUMA 100nF R60 75 A 6 S-CROMA 100nF R61 75 A C208 6 TV-CVBS 100nF R133 75 A C227 3,6 DTVY 100nF R148 75 A C127 3,6 DTVPB 100nF R62 75 A C128 3,6 DTVPR 100nF R65 75 A L17 3.3uH L1210 C130 220pF I2C ADRS:88h 2,3,6,7,8 SCLK 2,3,6,7,8 SDAT 7,8 /RESET TP59 TP-T L22 FB L0805 VCC3 L19 FB L0805 C136 10uF/6.3V CT1206 + C138 100nF C139 100nF C140 100nF C141 100nF C142 100nF C143 100nF C144 100nF C145 100nF A TW88DVCC AVCC3 L20 FB L0805 C137 10uF/6.3V CT1206 + R69 0 R70 0 C131 22pF Y2 27Mhz I2C ADDRESS On : 0X88 Off : 0x8A 3 R64 0 8 5 IRQ GPIO1 TP63 TP-T R63 47K TW88DVCC A C206 220pF A R126 10K 15 1 10 11 12 9 95 96 97 C123 100nF C124 100nF C125 100nF C126 100nF C121 C120 TP62 TP-T C122 100nF 196 195 194 193 198 199 201 200 202 204 205 206 207 14

U30B YIN[0] YIN[1] YIN[2] YIN[3] MXOUT YIN CIN[0] CIN[1] VIN VQVD VREFP VREFN VCOM XTAL27I XTAL27O LFP MC_SCLK MC_SDA MC_SIAD RESET IRQ GPIO[1] GPIO[0] VDD VDD VDD VDD VDD VDD VDD VDD GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND AVDD AVDD AVDD AGND AGND AGND

TW88AVCC 2 3 197 203 2 192 208 TW88DVCC 7 40 59 78 98 123 157 188 4 13 16 35 45 54 64 73 83 93 116 134 151 162 179 191

DR1[7..0] DR17 DR16 DR15 DR14 DR13 DR12 DR11 DR10 DG17 DG16 DG15 DG14 DG13 DG12 DG11 DG10 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DR07 DR06 DR05 DR04 DR03 DR02 DR01 DR00 DG07 DG06 DG05 DG04 DG03 DG02 DG01 DG00 DB07 DB06 DB05 DB04 DB03 DB02 DB01 DB00 2 2 2 2 DIGCLK DIGVS DIGHS VGAHS 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 117 118 119 120 121 122 124 125 126 127 128 129 130 131 132 133 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 152 153 154

U30A DIGD[47] DIGD[46] DIGD[45] DIGD[44] DIGD[43] DIGD[42] DIGD[41] DIGD[40] DIGD[39] DIGD[38] DIGD[37] DIGD[36] DIGD[35] DIGD[34] DIGD[33] DIGD[32] DIGD[31] DIGD[30] DIGD[29] DIGD[28] DIGD[27] DIGD[26] DIGD[25] DIGD[24] DIGD[23] DIGD[22] DIGD[21] DIGD[20] DIGD[19] DIGD[18] DIGD[17] DIGD[16] DIGD[15] DIGD[14] DIGD[13] DIGD[12] DIGD[11] DIGD[10] DIGD[9] DIGD[8] DIGD[7] DIGD[6] DIGD[5] DIGD[4] DIGD[3] DIGD[2] DIGD[1] DIGD[0] DIGCLK DIGVS DIGHS DIGDE FPR0[7] FPR0[6] FPR0[5] FPR0[4] FPR0[3] FPR0[2] FPR0[1] FPR0[0] FPG0[7] FPG0[6] FPG0[5] FPG0[4] FPG0[3] FPG0[2] FPG0[1] FPG0[0] FPB0[7] FPB0[6] FPB0[5] FPB0[4] FPB0[3] FPB0[2] FPB0[1] FPB0[0] FPR1[7] FPR1[6] FPR1[5] FPR1[4] FPR1[3] FPR1[2] FPR1[1] FPR1[0] FPG1[7] FPG1[6] FPG1[5] FPG1[4] FPG1[3] FPG1[2] FPG1[1] FPG1[0] FPB1[7] FPB1[6] FPB1[5] FPB1[4] FPB1[3] FPB1[2] FPB1[1] FPB1[0] FPCLK FPVS FPHS FPDE FPPWC FPBIAS PLLCLMP PLLPDEN PLLCKI TP72 TP73 159 158 DDC_SDA DDC_SCL TW88B1 PQFP208 31 32 33 34 36 37 38 39 41 42 43 44 46 47 48 49 50 51 52 53 55 56 57 58 60 61 62 63 65 66 67 68 69 70 71 72 74 75 76 77 79 80 81 82 84 85 86 87 94 88 89 90 91 92 6 FR07 FR06 FR05 FR04 FR03 FR02 FR01 FR00 FG07 FG06 FG05 FG04 FG03 FG02 FG01 FG00 FB07 FB06 FB05 FB04 FB03 FB02 FB01 FB00 FR17 FR16 FR15 FR14 FR13 FR12 FR11 FR10 FG17 FG16 FG15 FG14 FG13 FG12 FG11 FG10 FB17 FB16 FB15 FB14 FB13 FB12 FB11 FB10 FCK FVS FHS FDE 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1 RP43 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 8 6 4 2 RSIP-4 33 FPR07 FPR06 FPR05 FPR04 FPR03 FPR02 FPR01 FPR00 FPG07 FPG06 FPG05 FPG04 FPG03 FPG02 FPG01 FPG00 FPB07 FPB06 FPB05 FPB04 FPB03 FPB02 FPB01 FPB00 FPR17 FPR16 FPR15 FPR14 FPR13 FPR12 FPR11 FPR10 FPG17 FPG16 FPG15 FPG14 FPG13 FPG12 FPG11 FPG10 FPB17 FPB16 FPB15 FPB14 FPB13 FPB12 FPB11 FPB10

FPR0[7..0] RP31 RSIP-4 33 RP32 RSIP-4 33 FPG0[7..0] RP33 RSIP-4 33 RP34 RSIP-4 33 FPB0[7..0] RP35 RSIP-4 33 RP36 RSIP-4 33 FPR1[7..0] RP37 RSIP-4 33 RP38 RSIP-4 33 FPG1[7..0] RP39 RSIP-4 33 RP40 RSIP-4 33 FPB1[7..0] RP41 RSIP-4 33 RP42 RSIP-4 33

5

A 2 DG1[7..0]

5

2

DB1[7..0]

5

2

DR0[7..0]

5

2

DG0[7..0]

DTVD[23..0] DTVD23 DTVD22 DTVD21 DTVD20 DTVD19 DTVD18 DTVD17 DTVD16 DTVD15 DTVD14 DTVD13 DTVD12 DTVD11 DTVD10 DTVD9 DTVD8 DTVD7 DTVD6 DTVD5 DTVD4 DTVD3 DTVD2 DTVD1 DTVD0 3 3 3 DTVCLK DTVVS DTVHS TP86 DTVCLK DTVVS DTVHS 160 161 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 181 182 183 184 185 186 180 187 189 190 DTVD[23] DTVD[22] DTVD[21] DTVD[20] DTVD[19] DTVD[18] DTVD[17] DTVD[16] DTVD[15] DTVD[14] DTVD[13] DTVD[12] DTVD[11] DTVD[10] DTVD[9] DTVD[8] DTVD[7] DTVD[6] DTVD[5] DTVD[4] DTVD[3] DTVD[2] DTVD[1] DTVD[0] DTVCLK DTVVS DTVHS DTVDE TW88B1 PQFP208

5

TEST1

8

2

DB0[7..0]

5

OSDCLK OSDVSYN OSD1HACT OSD2HACT OSD3HACT OSD4HACT OSDP0E OSDP0D[2] OSDP0D[1] OSDP0D[0] OSDP1E OSDP1D[2] OSDP1D[1] OSDP1D[0]

17 18 19 20 21 22 26 23 24 25 30 27 28 29

TP75 TP76 TP77 TP56 TP57 TP58 TP79 TP80 TP81 TP82 TP83 TP84 TP85 TP87

XTAL\HC49 R66 C132 1M 22pF

FPCLK FPVS FPHS FPDE FPPWC FPBL

5 5 5 5 5 5

2,3 2,3

PLLCLMP PLLPDEN

156 155

R72 0

PLLCKO

5

TW88AVCC

C146 100nF A

C147 100nF

C148 100nF Title

Techwell Inc,.
TW88 TV/Monitor Board TW88
Document Number Wednesday, June 19, 2002 Size B Date:

631 River Oaks Parkway San Jose CA, 95134

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Rev Sheet

1.1

4

of

10

JP5 VCC5 VCC12 JP6 1 3 2 4 R84 10K 1 2 VCC5 L32 FB INV-VCC CN16 L0805 C161 + 100nF R85 4 FPBL FPBL 10K 1 Q6 2N3904 SOT23 2 3 R116 R L0805 R117 100 C158 10uF/16V CT2010 + L33 FB INV-GND C159 10uF/16V CT2010 1 2 3 4 5 CON5 CON-SIP-5P 4 FPPWC 10K JP7 1 3 2 4 R86 10K Q5B 3 4 C162 R87 1 Q7 2N3904 SOT23 + 3 CT1206 10uF/6.3V 2 100nF C163 IRF7314 6 5 VCC3 VCC5 PANEL-VCC HEADER 2X1 CON-SIP-2P 8 1 7 2 Q5A IRF7314 SO8

HEADER 2X2 CON-DIP-4P

HEADER 2X2 CON-DIP-4P

4

FPR0[7..0] FPR07 FPR05 FPR03 FPR01 FPG07 FPG05 FPG03 FPG01 FPB07 FPB05 FPB03 FPB01

CN17 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 FPR06 FPR04 FPR02 FPR00 FPG06 FPG04 FPG02 FPG00 FPB06 FPB04 FPB02 FPB00 FPHS FPVS PANEL-VCC

FPR0[7..0]

4 CN18 DF14A-30P-1.25H CON-DF14A-30P 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 FPR12 FPR13 FPR14 FPR15 FPR16 FPR17 FPG12 FPG13 FPG14 FPG15 FPG16 FPG17 FPB12 FPB13 FPB14 FPB15 FPB16 FPB17 CN19 DF14A-25P-1.25H CON-DF14A-25P 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 VCC3 U33 FPR07 FPR05 FPG00 FPG01 FPG02 FPG06 FPG07 FPG03 FPG04 FPG05 FPB00 FPB06 FPB07 FPB01 FPB02 FPB03 FPB04 FPB05 FPHS FPVS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 VCC TIN5 TIN6 TIN7 GND TIN8 TIN9 TIN10 VCC TIN11 TIN12 TIN13 GND TIN14 TIN15 TIN16 R_FB TIN17 TIN18 TIN19 GND TIN20 TIN21 TIN22 TIN23 VCC TIN24 TIN25 DS90C385 TSSOP56 Hirose DF14A-25P-1.25H Matching Socket Hirose DF14A-25S-1.25C VCC3 C222 100nF C223 100nF C224 100nF C225 100nF C226 100nF GPIO0 4 TIN4 TIN3 TIN2 GND TIN1 TIN0 TIN27 LVDS GND TOUT0TOUT0+ TOUT1TOUT1+ LVDS VCC LVDS GND TOUT2TOUT2+ TCLK OUTTCLK OUT+ TOUT3TOUT3+ LVDS GND PLL GND PLL VCC PLL GND PW_DN CLK IN TIN26 GND 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 FPR04 FPR03 FPR02 FPR01 FPR00 FPR06 PANEL-VCC L34 FB PNL-VCC L0805 C218 10uF/6.3V CT1206 + 100nF 100nF C219 C220

4

FPG0[7..0]

FPG0[7..0]

4

PNL-VCC FPCLK

Samsung LTM150XH-L06 15" Diagonal XGA(1024x768) +3.3V
CN27 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 DF14H-20P-1.25H CON-DF14A-20P Maching Socket Hirose DF14-20-1.25C

4

FPB0[7..0]

FPB0[7..0]

4

FPVS FPHS FPDE FPR02 FPR03 FPR04 FPR05 FPR06 FPR07 FPG02 FPG03 FPG04 FPG05 FPG06 FPG07 FPB02 FPB03 FPB04 FPB05 FPB06 FPB07

4 4

FPDE FPCLK

FPDE FPCLK PANEL-VCC

FPHS FPVS

4 4

CON40A CON-DIP-40P-2M CN20 FPR17 FPR15 FPR13 FPR11 FPG17 FPG15 FPG13 FPG11 FPB17 FPB15 FPB13 FPB11 VCC3 INV-VCC 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 FPR16 FPR14 FPR12 FPR10 FPG16 FPG14 FPG12 FPG10 FPB16 FPB14 FPB12 FPB10 VCC5 INV-GND

4

FPR1[7..0]

FPR1[7..0]

4

VCC3 L35 GPIO1 FPCLK FPDE C221 100nF VCC3 L36 FB L0805 FB L0805

4

FPG1[7..0]

FPG1[7..0]

4

4

FPB1[7..0]

FPB1[7..0]

4 Hirose DF14A-30P-1.25H Matching Socket Hirose DF14A-30S-1.25C

CON40A CON-DIP-40P-2M

Techwell Inc,.
Title

631 River Oaks Parkway San Jose CA, 95134

TW88 TV/Monitor Board Panel interface (TTL/LVDS)
Wednesday, June 19, 2002 Sheet Document Number Rev

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Size B Date:

1.1

5

of

10

VCC5 L26 VCCTV FB L0805 C198 + 10uF/6.3V CT1206 100nF R121 0 U28 I2C ADRS:??h 2,3,4,7,8 SCLK 2,3,4,7,8 SDAT R123 0 R122 0 11 12 13 14 15 20 21 22 23 24 25 VT VS(tuner) SCL SDA AS AF O/P right AF O/P left 2nd IF O/P CVBS VS(IF) AF O/P TUNER(FM1236) TUNER\FM1236 GND GND GND GND 1 2 3 4 3 4 6 7 8 9 10 U32 SCL SDA RF AGC OUT IF AGC OUT ITF OUT AUDIO OUT VIDEO OUT TUNER(ALPS-TSB) TUNER\ALPS-TSB +B 5 2 C199 R120 47K

7

SIF L39 3.3uH L0805 TP-T TP65

GND GND GND GND

11 12 13 1

4

TV-CVBS C279 330pF A C280 330pF A

7

MONO CN2 RCA Jack CON\RCA2 1 2 TP48 TP-T TW88AVCC D16 2 A

3.3uH L40 L0805 CVBS C281 330pF 3.3uH L41 L0805 C283 330pF A 3.3uH L42 L0805 C285 330pF A 3.3uH L43 L0805 C287 330pF A 3.3uH L44 L0805 TW88AVCC D21 2 A L45 3.3uH L0805 DTVPR C291 330pF A A Title C292 330pF 3,4 3 C289 330pF A C290 330pF 8 /DETECT A A DTVY C288 330pF J1 8 8 DTVPB 8 LINE1 LINE2 3,4 LINE3 8 9 10 11 12 13 14 1 2 3 4 5 6 7 Y PB PR 3,4 A S-CROMA C286 330pF 4 A S-LUMA C284 330pF 4 C282 330pF 4 3 1

CVBS Input

A

TP51 TP-T TP-T TP53

BAS70-04 A SOT23 TW88AVCC D17 2

S-Video Input
CN3 CON\MDIN4 MINI DIN4

3 1 7 6

4 2 5

1

BAS70-04 A SOT23 TW88AVCC D18 2 3 1 TP74 TP-T

A

BAS70-04 A SOT23 TW88AVCC D20 2

CN4 RCA Jack CON\RCA2 A TP54 TP-T 1 CN5 RCA Jack CON\RCA2 A TP55 TP-T 1 CN6 RCA Jack CON\RCA2 A PR PB

1

2

BAS70-04 A SOT23

Pb Input
2

1

3

Y Input

1

Y

3

BAS70-04 A SOT23

CON14A CON-DSIP-14P

3

Pr Input
2

1

TW88AVCC D22 2

BAS70-04 A SOT23

Techwell Inc,.
TW88 TV/Monitor Board TV Tuner & Video input connectors
Wednesday, June 19, 2002 Document Number Size B Date:

631 River Oaks Parkway San Jose CA, 95134

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Rev

1.1

Sheet

6

of

10

Y6 C232 C234 18.432Mhz 10uF/6.3V 10uF/6.3V C235 XTAL\HC49 18pF CT1206 CT1206 C228 100pF 6 6 SIF MONO R149 TP88 CON-SIP-1P 1 CN28 RCA Jack CON\RCA2 R150 470K TP89 CON-SIP-1P 1 CN29 RCA Jack CON\RCA2 R153 470K C243 470P C246 330nF AIN3L JP11 1 2 3 HEADER 3 CON-SIP-3P 3 2 1 CN32 PHONEJACK CON\SJ3523 R160 470K C251 470P 470P R183 R165 8 /STBY 2,3,4,6,8 SDAT 2,3,4,6,8 SCLK 4,8 /RESET VCC5 VCC5 R184 4.7K R164 1 47K R159 10K STBY 3 Q8 2N3904 2 SOT23 C262 10uF/6.3V CT1206 L37 FB L0805 L38 FB L0805 + C259 1.5nF + AV5 C256 470pF 4.7K 0 R161 470K R158 0 C252 VCC5 C248 330nF R157 0 ASDA ASCL VCC5 R162 10K AIN3R 37 38 11 10 13 12 15 14 17 21 16 SC2_IN_L SC2_IN_R STANDBYQ C241 330nF C240 330nF 2 C237 470P C278 330nF AIN2L AIN2R 2 1K 42 36 U34 2 3 43 40 41 39 ANA_IN1+ ANA_INMONO_IN SC1_IN_L SC1_IN_R ASG C238 56pF C231 100nF C229 56pF

C236 18pF AV5 + C230 10uF/6.3V CT1206 VCC5 C200 34 L27 FB C201 L0805 100nF 5 3 10uF/6.3V CT1206 CN30 2 1 CON2 CON-SIP-2P CN31 13 15 20K R155 100 SC1_OUT_R 30 + STBY 1 20 +IN B -IN B SHUTDOWN HP-IN +OUTB -OUTA 18 16 1 2 CON2 CON-SIP-2P JP12 HEADER 3 CON-SIP-3P LM4863 SSOP20-2 1 2 3 3 28 32 24 23 7 2 1

C233 100nF 5 6 R151 20K + U35 C244 C245 1nF 1nF 27 26 AOUTL AOUTR C239 1uF/6.3V CT1206 + R152 6 20K DACM_R C242 1uF/6.3V CT1206 C249 22uF/6.3V CT1206 + + C247 330nF R156 R154 100 SC1_OUT_L 31 8 14 -IN A +IN A BYPASS 17 VDD -OUTA +OUTA 4 VDD

VREFTOP

XTAL_IN

XTAL_OUT

AGCNDC

DACM_L

CAPL_M

I2S_WS I2S_CL I2S_DA_IN1 I2S_DA_IN2 I2S_DA_OUT AHVSUP RESETQ DVSUP AVSUP AHVSS

D_CTR_I/O_0 D_CTR_I/O_1 TESTEN N.C. N.C. N.C. N.C. TP

9 8 4

TP90 TP91

R163 20K

VREF1 VREF2

2 7 9 10 11 12 19

ADR_SEL I2C_DA I2C_CL

C250 22uF/6.3V CT1206

GND GND GND GND GND GND GND

DVSS

AVSS

22

19

20

44

33

35

C253 220pF

+

VCC5

VCC5 VCC5 C254 470pF C257 1.5nF C260 10uF/6.3V CT1206

29 25

1

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

+ C255 470pF C258 1.5nF

+

CN33 PHONEJACK CON\SJ3523

MSP34x5G PQFP44

C261 10uF/6.3V CT1206

Techwell Inc,.
Title Size B Date:

631 River Oaks Parkway San Jose CA, 95134

TW88 TV/Monitor Board TV Sound & Audio Amp.
Tuesday, June 18, 2002 Sheet Document Number Rev

1.1

7

of

10

VCC3 VCC5 VCC R88 10K 100nF VCC C166 C165 10uF/6.3V 18pF CT1206 + S1 KN11B SW\KN11B VCC R132 47K R131 100 C207 100nF R94 47K R134 47K 4 IRQ 4,7 /RESET 7 /STBY /INT0 /INT1 14 15 16 17 2 3 4 5 6 7 8 9 INT0(P3.2) INT1(P3.3) T0(P3.4) T1(P3.5) P1.0 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 C167 18pF Y5 22.1184MHz XTAL\HC49 44 U16 35 21 20 10 EA/VP X1 X2 RESET P2.0(A8) P2.1(A9) P2.2(A10) P2.3(A11) P2.4(A12) P2.5(A13) P2.6(A14) P2.7(A15) RD(P3.7) WR(P3.6) PSEN ALE/P TXD(P3.1) RXD(P3.0) NC(P4.0) NC(P4.1) NC(P4.2) NC(P4.3) 43 42 41 40 39 38 37 36 24 25 26 27 28 29 30 31 19 18 32 33 13 11 23 34 1 12 /SOG /LED LINE1 LINE2 LINE3 /DETECT P06 P07 P20 P21 P22 P23 P24 P25 P26 P27 P36 P37 /PSEN ALE STXD SRXD VCC C164

L29

FB VCC L0805

L30 1 3 5 7 1 3 5 7 7 5 3 1 7 5 3 1

FB L0805 2 4 6 8 2 4 6 8 8 6 4 2 8 6 4 2

VCC CN34 RP44 RSIP-4 10K RN40603 RP45 RSIP-4 10K RN40603 RP46 RSIP-4 10K RN40603 RP47 RSIP-4 10K RN40603 P20 P21 P22 P23 P24 P25 P26 P27 VCC /SOG /LED LINE1 LINE2 LINE3 /DETECT P06 P07 VCC 1 2 3 4 5 6 7 8 9 10 CON10 CON-SIP-10P CN35 1 2 3 4 5 6 7 8 9 10 CON10 CON-SIP-10P 1 /SW0 /SW1 /SW2 /SW3 /SW4 /SW5 P36 P37 VCC CN26 1 2 3 4 5 6 7 8 9 10 CON10 CON-SIP-10P

VCC

P0.0(AD0) P0.1(AD1) P0.2(AD2) P0.3(AD3) P0.4(AD4) P0.5(AD5) P0.6(AD6) P0.7(AD7)

Remocon Ir Reveiver.
2 6 6 6 6 6

JP3 1 2 3 HEADER 3 /INT1

SCLK SDAT /SW0 /SW1 /SW2 /SW3 /SW4 /SW5

TP66 TP67

VCC R91 10K JP8 2

/SOG LINE1 LINE2 LINE3 /DETECT #AD_PW

/SOG LINE1 LINE2 LINE3 /DETECT #AD_PW R89 3.3K

GND

#AD_PW /BOOT

TP92 TP93 TP94

VCC

W78E62BP-40 PLCC44-SOCKET

22

HEADER 2X1 CON-SIP-2P VCC

R90 3.3K SDAT SCLK

2,3,4,6,7 SDAT 2,3,4,6,7 SCLK JP9 1 2 3 HEADER 3 CON-SIP-3P VCC5 JP10 1 2 3 4 HEADER 4 CON-SIP-4P

S2 KN11B SW\KN11B S3 KN11B SW\KN11B S4 KN11B SW\KN11B S5 KN11B SW\KN11B S6 KN11B SW\KN11B S7 KN11B SW\KN11B

/SW0 /SW1 /SW2 /SW3 /SW4 /SW5

/SW0 /SW1 /SW2 /SW3 /SW4 /SW5 P36 P37

7 5 3 1 7 5 3 1

8 6 4 2 8 6 4 2

RP48 RSIP-4 10K RN40603 RP49 RSIP-4 10K RN40603

VCC C169 100nF D13 /LED I2C ADRS:A0h STXD SRXD SCLK SDAT R103 0 R102 0 1 2 3 6 5 7 8 U22 LED D\SML1206 1K R115

VCC

A0 A1 A2 SCL SDA WP

GND AT24C16 SO8

4

VCC

Techwell Inc,.
Title

631 River Oaks Parkway San Jose CA, 95134

TW88 TV/Monitor Board u-Controller(W78E516)
Wednesday, June 19, 2002 Sheet Document Number Rev

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Size B Date:

1.1 8
of

10

CN23

F1 FUSE 4A L1206

VCC12 1 C182 C181 C185 100nF + +

U25 LM2596S-5.0 TO-263 ON I GND FB O 4 2 D14 SK33 D\DO-214AB L23 C183 33uH L\PM105 + 100uF/10V CT2512 + 100uF/10V CT2512 C184 C186 100nF VCC5

12V/3A JACK\PJ-20

5 10uF/16V CT2010 10uF/16V CT2010

U26 LM2596S-3.3 TO-263 ON I GND 1 C187 + 5 10uF/16V CT2010 100nF 3 C190 FB O 4 2 D15 SK33 D\DO-214AB U27 LT1117CST-3.3 IN SOT223 10uF/6.3V CT1206 100nF 1 GND 3 FB L0805 C192 + C194 TAB OUT 4 2 C193 + 10uF/6.3V CT1206 C195 100nF L24 C188 33uH L\PM105 + 100uF/10V CT2512 + 100uF/10V CT2512 C189 C191 100nF VCC3

VCC5 L25

3

AVCC3

VCC5 L31 3 FB L0805 C213 + 10uF/6.3V CT1206 100nF C215

U31 LT1117CST-3.3 IN SOT223 1 GND TAB OUT 4 2 C214 +

VCC3AD

C216 100nF 10uF/6.3V CT1206

Mounting Holes
M1 3.5MM M2 3.5MM M3 3.5MM M4 3.5MM M5 3.5MM M6 3.5MM

Techwell Inc,.
Title

631 River Oaks Parkway San Jose CA, 95134

TW88 TV/Monitor Board
Document Number Rev Sheet

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Size B Date:

Power Supply
Tuesday, June 18, 2002

1.1

9

of

10

VCC5 C263 VCC5 R166 10K JP13 44 VCC5 C266 10uF/6.3V CT1206 C265 18pF C267 18pF 1 2 35 21 20 10 R167 47K /INT0 /INT1 P34 P35 SCLK SDAT /SW0 /SW1 /SW2 /SW3 /SW4 /SW5 14 15 16 17 2 3 4 5 6 7 8 9 HEADER 2X1 CON-SIP-2P Y7 22.1184MHz XTAL\HC49 U36 EA/VP X1 X2 RESET INT0(P3.2) INT1(P3.3) T0(P3.4) T1(P3.5) P1.0 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 P2.0(A8) P2.1(A9) P2.2(A10) P2.3(A11) P2.4(A12) P2.5(A13) P2.6(A14) P2.7(A15) RD(P3.7) WR(P3.6) PSEN ALE/P TXD(P3.1) RXD(P3.0) NC(P4.0) NC(P4.1) NC(P4.2) NC(P4.3) 100nF 20 43 42 41 40 39 38 37 36 24 25 26 27 28 29 30 31 19 18 32 33 13 11 23 34 1 12 D0 D1 D2 D3 D4 D5 D6 D7 A8 A9 A10 A11 A12 A13 A14 A15 /RD /WR /PSEN ALE MTXD MRXD A16 TP97 TP99 D7 D6 D5 D4 D3 D2 D1 D0 U37 2 3 4 5 6 7 8 9 11 1 D1 D2 D3 D4 D5 D6 D7 D8 G OC U38 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 19 18 17 16 15 14 13 12 A7 A6 A5 A4 A3 A2 A1 A0 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 /PSEN VCC5 R170 10K JP15 2 1 CN36 HEADER 2X1 CON-SIP-2P VCC5 R177 47K R178 47K R179 47K JP16 1 2 3 4 HEADER 4 CON-SIP-4P /INT0 /INT1 P34 P35 VCC5 VCC5 C270 100nF U39 CN37 1 6 2 7 3 8 4 9 5 DB9 MALE CON-DB9HM C273 100nF RXD TXD C274 100nF 2 6 VV+ 16 1 3 4 5 11 10 12 9 STXD SRXD C272 R180 3.3K 1 2 3 6 5 7 U40 C271 100nF JP22 HEADER 2X1 CON-SIP-2P R181 3.3K SDAT SCLK JP23 HEADER 2X1 CON-SIP-2P R182 3.3K JP21 1 2 3 HEADER 3 CON-SIP-3P 2 2 VCC5 A13 A14 A15 /SW0 /SW1 /SW2 /SW3 /SW4 /SW5 A13 A14 A15 1 2 3 4 5 6 7 8 9 10 CON10 CON-SIP-10P CN38 15 P1 P2 P3 P4 P5 P6 P7 1 2 3 4 5 6 7 16 T1 P1 P2 P3 P4 P5 P6 P7 T2 DFP14 CON-DFP14 VCC5 P8 P9 P10 P11 P12 P13 P14 8 9 10 11 12 13 14 P8 P9 P10 P11 P12 P13 P14 J2 8 9 10 11 12 13 14 1 2 3 4 5 6 7 P1 P2 P3 P4 P5 P6 P7 /RD /WR 12 11 10 9 8 7 6 5 27 26 23 25 4 28 29 3 2 22 24 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 CE OE I/O0 I/O1 I/O2 I/O3 I/O4 I/O5 I/O6 I/O7 13 14 15 17 18 19 20 21 D0 D1 D2 D3 D4 D5 D6 D7 R171 47K R176 47K /SW0 /SW1 /SW2 /SW3 /SW4 /SW5 VCC5 C264 100nF R172 R173 R174 R175 VCC5 47K 47K 47K 47K

VCC

+ S8 KN11B SW\KN11B

P0.0(AD0) P0.1(AD1) P0.2(AD2) P0.3(AD3) P0.4(AD4) P0.5(AD5) P0.6(AD6) P0.7(AD7)

VCC

74LS573 SO20

VCC WE

32 31

S9 KN11B SW\KN11B S10 KN11B SW\KN11B S11 KN11B SW\KN11B VCC5 S12 KN11B SW\KN11B S13 KN11B SW\KN11B S14 KN11B C268 SW\KN11B 100nF

VCC5 R168 100 C269 100nF R169 47K

10

GND

GND

16

AT29C010_P DIP32-600 TP96 TP98

Remocon Ir Reveiver.

HEADER 3

VCC5 JP17 1 2 3 4 HEADER 4 CON-SIP-4P STXD SRXD

JP18 HEADER 2X1 CON-SIP-2P MTXD 2 1 2 1 MRXD

22

1 2 3

GND

JP14

W78E62BP-40 PLCC44-SOCKET

CON14A CON-DSIP-14P

JP19 HEADER 2X1 CON-SIP-2P

8

1

C1+ C1C2+ C2-

100nF
C275

SCLK JP20 SDAT 2 1

A0 A1 A2 SCL SDA WP

VCC

GND

VCC

100nF

HEADER 2X1 CON-SIP-2P

AT24C16 SO8 I2C ADRS:A0h

GND

C276 47pF

C277 47pF

14 7 13 8

T1OUT T2OUT R1IN R2IN

T1IN T2IN R1OUT R2OUT MAX232A SO16

15

4

1

Techwell Inc,.
Title

631 River Oaks Parkway San Jose CA, 95134

TW88 LCDTV/Monitor Board RS-232 Daughter board
Tuesday, June 18, 2002 Sheet Document Number Rev

This schematic is believed to be accurate but bears no warranty. Techwell, Inc is not responsible for any mistakes in this diagram.

Size B Date:

1.1 10
of

10


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